Home / 238,628.35-329,298.71-131,197.56

Finding the Fourth Proportional to 238,628.35, 329,298.71 and 131,197.56

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Solution

The fourth proportional to 238,628.35, 329,298.71 and 131,197.56 is: 181,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,628.35 : 329,298.71 = 131,197.56 : x
  2. Step 2: Convert to fraction form
    238,628.35/329,298.71 = 131,197.56/x
  3. Step 3: Cross multiply
    238,628.35x = 329,298.71 × 131,197.56
  4. Step 4: Simplify right side
    238,628.35x = 43,203,184,960.67
  5. Step 5: Solve for x
    x = 43,203,184,960.67/238,628.35
  6. Step 6: Final answer
    x = 181,048.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.